An Improved Global Harmony Search Algorithm for the Identification of Nonlinear Discrete-Time Systems Based on Volterra Filter Modeling

Table 6

The SNR values (in dB form) corresponding to various standard deviations.

Problem/algorithm
Example a ()	49.88	44.812	36.005	28.965	23.873	16.266	10.286	3.8217
Example a ()	49.567	43.463	35.865	29.496	24.641	15.688	10.307	3.911
Example b ()	51.415	46.475	37.818	31.1	25.635	17.753	12.19	5.296
Example b ()	51.448	44.949	37.822	31.875	25.634	19.216	11.73	5.2978
Example a ()	89.077	65.084	58.361	51.488	48.062	38.586	32.856	23.167
Example b ()	77.16	70.793	63.382	56.586	51.653	43.103	36.481	31.221